Finding the Fourth Proportional to 1,393.86, 2,093.52 and 1,355.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,393.86 : 2,093.52 = 1,355.52 : x
2. Step 2: Convert to fraction form
   1,393.86/2,093.52 = 1,355.52/x
3. Step 3: Cross multiply
   1,393.86x = 2,093.52 × 1,355.52
4. Step 4: Simplify right side
   1,393.86x = 2,837,808.23
5. Step 5: Solve for x
   x = 2,837,808.23/1,393.86
6. Step 6: Final answer
   x = 2,035.93